Seiko Cal. 6271 - 170

The Seiko 6271-170 represents an important milestone in Seiko's 1968 lineup. With its 20mm lug width and 11.8mm profile, it sits comfortably on most wrists. [seikata-wm-18fe6cf35736]

Also known as: Sumo, Baby Tuna

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

11.8mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

170m

Dial Color

Champagne

Jewels

32j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1968

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